r138 | point X(110), circumcenter |
r202 | symmedian point, Fermat axis, point X(265) |
r328 | isogonal points, cevian triangle, pedal triangle, similar triangles |
r427 | incenter, excenters, concyclic points |
r507 | circumcircle, point X(115), point X(110), Parry point, Parry circle, concyclic points |
r949 | antigonal points, Lester circle |
r983 | circlecevian triangle, orthocenter, circumcenter |
r1394 | tangential triangle |
r1584 | centroid, Euler line, point X(110) |
r1715 | orthic triangle, Parry reflection point |
r1747 | Fermat points, isodynamic points, Parry circle, point X(110), centroid, concyclic points |
r1764 | antigonal points, medial triangle, antipedal triangle, circumcenter, perspective, homothetic triangles |